5A, 3.3V fixed output voltage DC-DC buck converter, featuring an 8V to 40V input voltage range and 82% efficiency. This surface mount component, housed in a TO-263-7 package, offers a maximum output current of 5A and operates across a wide temperature range of -40°C to 125°C. Designed for single positive output configurations, it includes a quiescent current of 4.2mA.
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Texas Instruments LM2678S-3.3 technical specifications.
| Package/Case | TO-263-7 |
| Current Rating | 5A |
| Efficiency | 82% |
| Lead Free | Contains Lead |
| Max Input Voltage | 40V |
| Min Input Voltage | 8V |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 5A |
| Min Output Voltage | 3.3V |
| Mount | Surface Mount |
| Number of Outputs | 1 |
| Operating Supply Voltage | 40V |
| Output Configuration | Positive |
| Output Current | 5A |
| Output Type | Fixed |
| Output Voltage | 3.3V |
| Package Quantity | 45 |
| Packaging | Rail/Tube |
| Quiescent Current | 4.2mA |
| Radiation Hardening | No |
| RoHS Compliant | No |
| Series | SIMPLE SWITCHER® |
| Synchronous Rectifier | No |
| RoHS | Not CompliantNo |
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